Wireless Sports Headsets Wireless V4.1 Neckband Earphones HD Stereo Sweat-proof Headphones Earbuds RGB Led Humidifier blood oxygen

blood oxygen

Size: free size

Water shortage and power failure protection: support

The whole club blinks three times

Horizontal resolution 2 million: (TVL)

Wireless Sports Headsets Wireless V4.1 Neckband Earphones HD Stereo Sweat-proof Headphones Earbuds RGB Led Humidifier blood oxygen*Specifications*: Wireless Version: CSRV4. 1 Transmitting Power: Class 2 Protocols Supported: HSP, HFP, A2DP, AVRCP Driver Unit: 10mm Impedance: 32ohm15% Talk Time: (LED Off): Up to 8 hours; (LED On): Up to 5 hours Play Time: (LED Off): Up to 6 hours; (LED On): Up to 4 hours Standby: (LED Off): Up to 90 hours; (LED On): Up to 13 hours Charge Time: = 3 hours Operation Range: =10M Battery: built in 120mAh lithium battery Weight: 0. 76oz Available