Brand: iMounTEK Product Type: Open Ear Wireless Headphones Material: ABS+PC Color Option: Beige; White; Black Input: 5V/1A Wireless Version: V5.4 (Jerry6973) Wireless Connecting Name: OWS Wireless Distance: ≤10m/32.8ft Receive Sensitivity (TYP): -90dB Wireless Working Frequency: 2.40ghz-2.48-ghz Battery: 50mAh(Earbud); 230mAh(Charging Case) Charging Time: About 1.5Hr(Earbud); About 1Hrs(Charging Case) Play Time: 7Hrs Playing Time For 1 Pair of Earbuds Standby Time: 300Hrs Charging Case Supply Power to 2 Earbuds 2-3 Times, One Earbud 4-6 Times Support Protocol: HSP, HFP, A2DP, AVRCP Waterproof: IPX5 Type-C Charging Cable Length: About 15cm/5.9in Per Earbud Size: 4.5x4x1cm/1.77x1.57x0.39in Per Earbud Weight: 9g/0.02lbs Charging Case Size: 6x6.5x3cm/2.36x2.55x1.18in Charging Case With Earbuds Weight: 50g/0.11lbs Package Size: 17*12*5cm/6.69*4.72*1.97in Package Weight: 122g/0.27lbs