Tehner(TM) Promotional Gift Monaural Loudspeaker 3.5mm Mini Speaker Laptop Tablet Stereo Audio Speakers for Smartphone MP4 Tablet PC

Description

Dual channel ??? Working time: more than 10 hours (depends on battery) ??? Output: 1W + 1W ??? 3.5mm standard connector ??? 2 speakers: 28mm in diameter ??? Frequency range: 200Hz - 20kHz ??? Net weight: 40g or 1.41oz ??? Size: 80 x 80 x 30 mm (3.35 x 3.35 x 1.18 in) ??? Impedance: 8ohm ??? Powered by 2 AAA 3V batteries?(not included) ? ? Compatible with:??for iPhone,???for iPod,?for?Nano, MP3, MP4, etc.all devices with 3.5mm ? ? ? ? ?connector Package includes:? ?1x Mini Stereo Speaker