Product: QCY T1S Mini Bluetooth Earphones，Earphones Bluetooth Wireless T1 Upgrade Version, 800mAh Charging Bin 32 Hours Battery Life, Stereo Bass Invisible Earbuds（Black）
Brand: HIFI
Product model: T1s upgrade 
Communication distance: 10 meters (under barrier-free environment) 
Standby time: about 120 hours 
Battery type: polymer lithium battery 
Support Agreement: HFP/HSP/A2DP/AVRCP 
Bluetooth version: V5.0 
Charging time: about 2 hours 
Music time: about 4 hours 
battery capacity 
Headphones: 43mAh 
Charging box: 800mAh 
Features 
Music play/pause, call alert, binaural call, noise reduction, voice prompt
[Pick up the auto-launch connection] After picking up the headset directly, the headset will automatically connect to the Bluetooth phone without manual operation.
[The left and right hearing aids can be used separately] Flexible switching in the simple/binaural mode, the hearing aids can be connected to the mobile phone for testing.
[Clear call binaural synchronization] realizes bilateral call synchronization, clear stereo sound quality and enhances the call experience.
[5.0 chip stable continuous connection] advanced Bluetooth chip, low power consumption, low latency, ultra-stable signal transmission.
[Upgrade charging bin] The newly upgraded headphone charging bin, 800mAh large capacity provides 32 hours of battery life.

Search query: qcy t1
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