Features:
Build-in microphone， support telephone call and musical listening.
Super mini size and lightweight， diameter is about 22mm.
Cosy earbud design， comfortable to wear.
Bluetooth， wireless， 10m transmission distance， very convenient. ? ??
Rechargeable， just need two hours to be charged， and enough to talk or listen music for 3 hours.?? ?
Support connecting two devices simultaneously.
Simple operation， one button with multifunctions.?? ?
Supplied with earhook to make it hard to fall off.
?? ?
Specifications:
Brand name: Ovleng
Model: Minia
Bluetooth version: Bluetooth V3.0+EDR
Style: In-ear
Communication: Wireless
Transmission distance: 10m / 32.8ft
Wireless frequency: 2.4-2.48gHZ
Type of built-in battery: Rechargeable Li-ion battery?
Charge time: 2 hours (3.7V)
Standby time: up to 12 hours
Lasting talking time: up to 3 hours
Earphone diameter: 2.2cm / 0.9in
Earphone weight: 4g / 0.1oz
Package size: 19.5 * 9 * 3.5cm / 7.7 * 3.5 * 1.4in
Package weight: 52g / 1.8oz

Package List:
1 * Bluetooth earphone ? ? ? ? ? ? ? ? ? ? ? ? ? ??
1 * USB cable?
1 * Ear hook ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ??
1 * User manual(English?

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