bluetooth version: csr4.
1 input: dc12v~28v usb port 1 output : dc5v; 1a usb port 1 output :
dc5v; 2. 1a (2. 1a for high-speed charging) battery capacity: 3. 7v; 35mah talking time:
3hours charging time:
about 1. 5hours profile support: hsp/hfp/a2dp/avrcp transmission range(hz):
2. 40ghz~2. 48ghz sensitivity:
-90dbm work temperature: -10~50°c transmission distance: 6m(without obstacle) product information: main material:
aluminium alloy headset size :
23. 5*22mm car charger size : 26*90mm n. W: 40g
