Grade of Waterproof: IPX7
Speaker: 8mm * 2 and 6mm * 2
Bluetooth Version: V5.0
Transmission Distance:15-20M
Talking Time:6.0 Hours
Music Time:6.0 Hours
Battery Capacity:45mAh
Product Dimensions:45.6*25.7*15.5MM
Charger box battery capacity: 450mAh
Charger box dimensions: 72.3*31.4*29.4MM
Function: waterproof, microphone, supports music and call, 
                detached binaural when taking a call
                mini and portable, easy to carry away
                skip the next/last songs
                pair and turn on/off automatically
                double loudspeaker to improve the sound quality

Packing information:
• MEAS Carton size:  35.2*48.5*21cm
• Master carton weight : 11.0kg
• packing : 100 PCS/CTN
• Packaging size ( gift box size ):  98*92*32mm
• Product weight(with accessories) :100 g

Accessories: Instruction manual, charging station, data cable, ear tips
Certificate: CE/FCC/ROHS
Warranty: 1 Year