Firstsing Wireless Bluetooth 4.1 IPX4 Waterproof sweat proof stereo music CVC Noise Canceling earphone
Operating range:up to 30 feet (10 metres)
MP3 Playing Time:6-7 hours
Standby Time:100 hours
Charging Time:2-3 hours
Technology bluetooth 4.1 combined with the support a2dp and advanced technology "cvc 6.0 noise deferred delivery cancellation" guarantee a wireless audio level 1, with an excellent sound quality.
Comodo ergonomics design of temper auricolari,design of hooks support the ergonomics in silicone collapsible, light and soft, comfortable and safe for the ears, perfect for business outside including jogging, mountain climbing, camping, biking, gym.
IPX4 ensures protection against splashing of water and sweat, to greater peace of mind during the use.