Item Number:-L22
Wireless Type: bluetooth
Wireless Headset Version: V5.0
Style simultaneous connection of two phones no Specification
Waterproof: Yes
Music listening time: about 4 hours
Charging time: about 2 hours
Standby time: about 120 hours
Process Material: ABS Silicone Cap
Battery Type: Li-Polymer Battery
Supporting Agreement: HEP / HSP / A2D / AVRCP
Headphone Battery Capacity: 3.7V 50mAh
Battery capacity: 3.7 V 300 mAh
Communication distance: 10 meters (without obstacles)
Function: For Mobile Phone, Hifi Headphone, For iPod
Charging case: 5-6 times (both earphones)
Size: about 2mm * 16mm * 14mm / 0.08 * 0.63 * 0.55in
Charging Case Size: About 28mm x 64mm x 42mm / 1.10 * 2.52 * 1.65in

Item Number:-L21
Wireless Type: bluetooth
Wireless Headset Version: V5.0
Style simultaneous connection of two phones no Specification
Waterproof: Yes
Music listening time: about 4 hours
Charging time: about 2 hours
Standby time: about 120 hours
Process Material: ABS Silicone Cap
Battery Type: Li-Polymer Battery
Supporting Agreement: HEP / HSP / A2D / AVRCP
Headphone Battery Capacity: 3.7V 50mAh
Battery capacity: 3.7 V 300 mAh
Communication distance: 10 meters (without obstacles)
Function: For Mobile Phone, Hifi Headphone, For iPod
Charging case: 5-6 times (both earphones)
Size: about 2mm * 16mm * 14mm / 0.08 * 0.63 * 0.55in
Charging Case Size: About 28mm x 64mm x 42mm / 1.10 * 2.52 * 1.65in