■Brand name: Lenovo
■Model: XE05
■BT version: 5.0
■Material: metal, silica gel, TPE
■Transmission distance: 10m (without obstacles)
■Waterproof: IPX5
■Dustproof: IP6X
■Battery: 3.7V / 80mAh
■Working time: about 5 hours
■Standby time: about 120 hours
■Charging time: about 2 hours
■Color: black, red, white (optional)
■Speaker diameter: 10mm
■Speaker sensitivity: 98dB
■Frequency response range: 20-20kHz
■Item weight: approx. 33 g / 1.16 oz
■Bundling details:
1 x earphone
1 x English manual
3 x a pair of earplugs
1 x USB data cable