DISCOVER TOP DEALS

Save on HDTVs, laptops, tablets and more.

Shop now ›


Shop Category
Current Offers
  • (17,217)
  • (71,356)
  • (34)
  • (758)
Brand
  • (1,999)
  • (1,853)
  • (1,180)
  • (1,163)
  • (943)
  • (850)
  • (825)
  • (782)
  • (691)
  • (608)
  • (602)
  • (579)
  • (577)
  • (548)
  • (448)
  • (443)
  • (427)
  • (388)
  • (370)
  • (367)
  • (367)
  • (351)
  • (337)
  • (333)
  • (328)
  • (321)
  • (318)
  • (307)
  • (305)
  • (304)
  • (303)
  • (298)
  • (296)
  • (269)
  • (264)
  • (258)
  • (257)
  • (256)
  • (248)
  • (244)
  • (226)
  • (225)
  • (224)
  • (217)
  • (210)
  • (205)
  • (202)
  • (199)
  • (197)
  • (195)
  • (195)
  • (194)
  • (190)
  • (188)
  • (186)
  • (178)
  • (177)
  • (176)
  • (176)
  • (176)
  • (175)
  • (175)
  • (171)
  • (167)
  • (167)
  • (166)
  • (166)
  • (166)
  • (165)
  • (164)
  • (164)
  • (163)
  • (163)
  • (162)
  • (161)
  • (160)
  • (159)
  • (157)
  • (153)
  • (152)
  • (152)
  • (151)
  • (149)
  • (147)
  • (145)
  • (144)
  • (142)
  • (141)
  • (140)
  • (139)
  • (136)
  • (135)
  • (134)
  • (134)
  • (134)
  • (132)
  • (131)
  • (130)
  • (130)
  • (130)
Price
to
  • (46,473)
  • (9,914)
  • (5,430)
  • (3,993)
  • (2,577)
  • (7,156)
  • (3,011)
  • (1,861)
  • (875)
  • (755)
  • (792)
  • (428)
  • (266)
  • (445)
Customer Rating
  • (3,905)
  • (4,551)
  • (16,477)
  • (18,921)
  • (19,554)
  • (20,345)
Indoor/Outdoor Use
  • (545)
  • (337)
  • (164)
Battery Size
  • (676)
  • (381)
  • (373)
  • (361)
  • (229)
  • (224)
  • (160)
  • (73)
  • (57)
  • (50)
  • (45)
  • (37)
  • (35)
  • (31)
  • (21)
  • (19)
  • (19)
  • (16)
  • (15)
  • (12)
  • (11)
  • (10)
  • (8)
  • (7)
  • (6)
  • (6)
  • (5)
  • (5)
  • (4)
  • (4)
  • (3)
  • (3)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
Included Components
  • (697)
  • (693)
  • (331)
  • (172)
  • (138)
  • (123)
  • (96)
  • (72)
  • (39)
  • (24)
  • (16)
Interfaces
  • (334)
  • (176)
  • (117)
  • (93)
  • (56)
  • (54)
  • (42)
  • (42)
  • (37)
  • (25)
  • (24)
  • (22)
  • (20)
  • (17)
  • (12)
  • (10)
  • (9)
  • (8)
  • (8)
  • (7)
  • (7)
  • (4)
  • (4)
  • (4)
  • (3)
  • (3)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
Drive Interface
  • (346)
  • (215)
  • (187)
  • (176)
  • (54)
  • (51)
  • (42)
  • (42)
  • (37)
  • (25)
  • (24)
  • (22)
  • (20)
  • (17)
  • (12)
  • (11)
  • (9)
  • (8)
  • (8)
  • (7)
  • (7)
  • (7)
  • (7)
  • (4)
  • (4)
  • (4)
  • (4)
  • (4)
  • (3)
  • (3)
  • (2)
  • (2)
  • (2)
  • (2)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
Color
  • (23,078)
  • (5,453)
  • (2,121)
  • (1,684)
  • (688)
  • (490)
  • (442)
  • (395)
  • (222)
  • (191)
  • (182)
  • (159)
  • (139)
  • (133)
  • (103)
  • (41)
  • (6)
  • (3)
  • (2)
  • (2)
  • (2)
  • (1)
  • (1)
Features
  • (3,110)
  • (2,667)
  • (2,365)
  • (2,121)
  • (1,734)
  • (1,502)
  • (1,449)
  • (1,344)
  • (1,337)
  • (1,298)
  • (1,228)
  • (1,106)
  • (1,040)
  • (1,036)
  • (921)
  • (861)
  • (861)
  • (819)
  • (762)
  • (754)
  • (678)
  • (657)
  • (644)
  • (637)
  • (610)
  • (587)
  • (583)
  • (579)
  • (574)
  • (573)
  • (557)
  • (557)
  • (554)
  • (552)
  • (549)
  • (544)
  • (540)
  • (529)
  • (525)
  • (523)
  • (496)
  • (471)
  • (466)
  • (460)
  • (450)
  • (445)
  • (435)
  • (424)
  • (416)
  • (403)
  • (400)
  • (392)
  • (390)
  • (381)
  • (365)
  • (363)
  • (361)
  • (350)
  • (341)
  • (341)
  • (341)
  • (338)
  • (336)
  • (336)
  • (331)
  • (331)
  • (329)
  • (327)
  • (322)
  • (320)
  • (320)
  • (310)
  • (310)
  • (305)
  • (304)
  • (296)
  • (295)
  • (294)
  • (287)
  • (283)
  • (277)
  • (275)
  • (275)
  • (273)
  • (273)
  • (271)
  • (268)
  • (256)
  • (255)
  • (254)
  • (248)
  • (246)
  • (243)
  • (240)
  • (239)
  • (239)
  • (238)
  • (237)
  • (236)
  • (233)
Collection
  • (1,414)
  • (414)
  • (263)
  • (242)
  • (28)
  • (11)
Condition
  • (82,371)
  • (120)
  • (1,483)
  • (1,303)
  • (2)

Home Safety & Security Resources


Home Safety & Security Questions

Ask fellow shoppers and Best Buy staff. Share your answers.

Sort by:
Items per page:
  • Model: 3305-P
  • SKU: 8229135
Designed for use with most ZigBee HA 1.2-compatible platforms; triggers lighting scenes, HVAC settings and security alarms; built-in power amplifier; includes a wall-mount bracket, mounting screw and mounting adhesive
  4.5  (8 Reviews)
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Some exclusions apply. See the list of Designated Major Online Retailers and full details.

On Sale
(Reg. $39.99)
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

Rating Breakdown

62%
(5 Reviews)
25%
(2 Reviews)
13%
(1 Review)
0%
(0 Reviews)
0%
(0 Reviews)
  • Model: 900-00036
  • SKU: 5015126
Compatible with select Apple® iPhone® and iPad® models; lets you capture a variety of golf metrics; Bluetooth Smart technology; rechargeable battery; waterproof design
  4.9  (7 Reviews)
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

Rating Breakdown

86%
(6 Reviews)
14%
(1 Review)
0%
(0 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
  • Model: PIR3
  • SKU: 9345024
ISMARTALARM Wireless Motion Sensor: Detects suspicious movement; provides instant notifications; compatible with Apple iPhone and select Android smartphones; portable design
  4.3  (4 Reviews)
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Some exclusions apply. See the list of Designated Major Online Retailers and full details.

$34.99
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

Rating Breakdown

25%
(1 Review)
75%
(3 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
  • Model: 3315-P
  • SKU: 8229309
Designed for use with most ZigBee HA 1.2-compatible platforms; detects as little as 0.5 oz. of water; water-resistant
  4.3  (3 Reviews)
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Some exclusions apply. See the list of Designated Major Online Retailers and full details.

On Sale
(Reg. $39.99)
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

Rating Breakdown

67%
(2 Reviews)
0%
(0 Reviews)
33%
(1 Review)
0%
(0 Reviews)
0%
(0 Reviews)
  • Model: 3300-P
  • SKU: 8229286
Designed for use with most ZigBee HA 1.2-compatible platforms; detects the opening and closing of doors and windows; pull-to-pair joining process; includes a mounting bracket, mounting screws and mounting adhesive
  4.5  (6 Reviews)
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Some exclusions apply. See the list of Designated Major Online Retailers and full details.

On Sale
(Reg. $34.99)
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

Rating Breakdown

50%
(3 Reviews)
50%
(3 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
  • Model: POLAR H7
  • SKU: 6735489
Measures heart rate; transmits heart rate readings to Bluetooth-compatible devices; up to 32.8' range
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Some exclusions apply. See the list of Designated Major Online Retailers and full details.

$50.99
On Sale
Save $29 (Reg. $79.99)
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

Rating Breakdown

64%
(153 Reviews)
29%
(71 Reviews)
3%
(7 Reviews)
0%
(1 Review)
4%
(9 Reviews)
  • Model: EB-STATE3-01
  • SKU: 1211009
Works with most residential heating and cooling systems; presence detection and advanced energy-saving algorithms; remote monitoring and control via Wi-Fi devices; 4-day local forecast
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Some exclusions apply. See the list of Designated Major Online Retailers and full details.

$206.99
Clearance
Save $23 (Reg. $229.99)
Original Price:

The price at which Best Buy first offered this product for sale on 11/16/2014.

Intermediate markdowns may have taken place since that date.

You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

Rating Breakdown

86%
(144 Reviews)
11%
(19 Reviews)
1%
(1 Review)
0%
(0 Reviews)
2%
(3 Reviews)
  • Model: 900-00038
  • SKU: 5014278
Compatible with select Apple® iPhone® and iPad® models; lets you capture a variety of basketball metrics; Bluetooth Smart technology; rechargeable battery; waterproof design
  4.3  (3 Reviews)
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

Rating Breakdown

67%
(2 Reviews)
0%
(0 Reviews)
33%
(1 Review)
0%
(0 Reviews)
0%
(0 Reviews)
  • Model: 900-00040
  • SKU: 5013128
Compatible with select Apple® iPhone® and iPad® models; lets you capture a variety of baseball metrics; Bluetooth Smart technology; rechargeable battery; waterproof design
  4.9  (7 Reviews)
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

Rating Breakdown

86%
(6 Reviews)
14%
(1 Review)
0%
(0 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
  • Model: 6L6-00001
  • SKU: 8462033
  • Release Date: 10/12/2014
Control your console with simple gestures and spoken commands
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Some exclusions apply. See the list of Designated Major Online Retailers and full details.

$149.99
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

Rating Breakdown

73%
(153 Reviews)
22%
(45 Reviews)
3%
(7 Reviews)
2%
(4 Reviews)
0%
(0 Reviews)
  • Model: EB-RSE3PK2-01
  • SKU: 1210019
Compatible with ecobee ecobee3 Wi-Fi thermostats; detect occupied rooms and adjust temperature levels when you're not at home; programmable design; timer; battery-powered; 2-pack
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Some exclusions apply. See the list of Designated Major Online Retailers and full details.

$79.00
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

Rating Breakdown

89%
(17 Reviews)
11%
(2 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
Easy to Install:
5
Easy to Program:
5
Energy Savings:
5
Temperature Accuracy:
5
Value for Price:
5
  • Model: 900-00011
  • SKU: 5016134
Compatible with select Apple® iPhone® and iPad® models and select GoPro action cameras; lets you capture a variety of action metrics; Bluetooth Smart technology; rechargeable battery; waterproof design
  4.7  (3 Reviews)
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

Rating Breakdown

67%
(2 Reviews)
33%
(1 Review)
0%
(0 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
  • Model: DCH-S150
  • SKU: 8428648
For use with D-Link Wi-Fi smart plugs, Wi-Fi cameras and other compatible home automation devices; 802.11b/g/n wireless standard; WPS button; LED status indicators; mydlink Home app support
  2.0  (1 Review)
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Some exclusions apply. See the list of Designated Major Online Retailers and full details.

$39.99
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

Rating Breakdown

0%
(0 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
100%
(1 Review)
0%
(0 Reviews)
  • Model: DWS3
  • SKU: 9345015
ISMARTALARM Wireless Contact Sensors (2-Pack): Detects opening and closing of windows, doors and cabinets; provides instant notifications; compatible with Apple iPhone and select Android smartphones; wireless, movable design; 2-pack
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Some exclusions apply. See the list of Designated Major Online Retailers and full details.

$59.99
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

Rating Breakdown

70%
(9 Reviews)
15%
(2 Reviews)
15%
(2 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
  • Model: SGW100-1V
  • SKU: 3106129
Measures temperature; compass; world time; declination correction; LCD display; 4 alarms and 1 snooze alarm; auto calendar; protective mineral crystal; water-resistant up to 660'
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Some exclusions apply. See the list of Designated Major Online Retailers and full details.

$39.99
On Sale
Save $10 (Reg. $49.99)
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

Rating Breakdown

60%
(9 Reviews)
13%
(2 Reviews)
27%
(4 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
Value for Price:
4.5
Accuracy of Reading:
4.3
Reliability:
4.6
Easy to Use:
4.1
Select 2 to 4 items to Compare