Description
portable battery with a capacity of up to 4000 mAh and a speaker with Bluetooth transmission. This battery is suitable for charging smartphones (Android and iOS) and tablets and has the following technical specifications: 3W power, with 2.1 EDR Bluetooth transmission up to 10m, 4000 mAh battery capacity, 5-6 hours of charging time, 30 hours of autonomy, built-in conferences call microphone, play/pause button directly on the speaker. This promotional product is compatible with all devices that support a Bluetooth streaming connection as well as an audio cable. USB cable included. Size: 144 x 26 x 80 mm
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