China Bone Conduction Speaker Sports Polarized Frame Wireless Smart Stereo Sound Audio Music Bluetooth Sun Glasses, Find details and Price about China Bone Conduction Sunglasses, Waterproof Sunglasses from Bone Conduction Speaker Sports Polarized Frame Wireless Smart Stereo Sound Audio Music Bluetooth Sun Glasses
Speaker Bluetooth Solution / Version | CSR8645, BT5.0 |
Suppoted Codec | APTX, SBC,AAC |
Suppoted Profile | A2DP AVRCP AVCTP ACTP HFP HID |
Transmission Distance | 15m |
Battery Capacity(speaker) | 140mAh |
Charging Time(speaker) | 1-2h |
Charging Way(speaker) | USB-magnetic |
Playing Time(50% volume)-Bluetooth mode | About4~5H |
Duration of Call | 4~5H(50% volume) |
Standby time(power on + Bluetooth on) | 120H |
Battery for speaker | 3.7V 140mAh Lithium polymer |
Microphone Mode | MEMS mic |
Microphone Quantity | 1 |
Microphone Sensitivity | -42 ±3dB |
Driver Impedance | 8Ω |
Driver Frequency Band | 30Hz~3KHz |
Driver Type | bone conduction |
Driver Size | 14*7*4mm |
Driver quantity | 1 |
Driver Sensitivity Grade | 80+/-4.5db |
Noise Cancellation | CVC |
Voice Control Support | Siri |
Auto ON/OFF/Pair | Yes |
Button or Touch Control | Touch |
Circuits of Left and Right speaker are the same? | Yes |
Sunglasses | Yes |
Eyeglasses | Optional |
Flame | Classic square; Round Trendy |
Color option | Black +golden/silver |
Lens option | Transparent lens Blue light cut Dimming lens Color lens Polarized lens |
Prescription lens | Optional lens ,and fit on it by oneself |
Material | Frame material: TR90 Metals material: stainless steel or optional titanium(valuableness ,lighter) Lens material: TRC or Nylon |
Size | Bridge width: 20mm Lens width: 52mm Temple width: 142~147mm |
Weight | 45g |