I-Diva Speaker

Features:
Crisp clear & powerful sound / Built in Mic. / Wireless 4.0+EDR Bluetooth Pairing, Product Size: 4.0cm x 4.0cm x 4.2cm  

Technical Specifications:
Bluetooth Version 4.0+EDR / Lithium Ion Battery (1-3hrs playtime) / Speaker output 3W / Working distance: 10m