Rechargeable K4+ Playlist Subwoofer Boombox Bluetooth Speaker

buy jbl playlist k4+bluetooth speaker enjoy amazing audio experience on the go. mini and compact design makes it easy to carry along anywhere you travel. supports aux-in, hence you can connect it with any device like smartphone, laptop, or computer to play music or watch videos and movies with more impactful sound. the speaker is made of durable material which adds to its durability and promises entertainment for a long run. it also supports tf card and can play mp3 format files. talk hands-free with mobile phone, answer call easily. it supports speakerphone and has built in microphone. this brings clear call for you. it is perfect either with single or multiplayer for phone call or video chat. equipped with 1200 mah built-in battery.provides non-stop entertainment for over 5 hours once fully charged. long battery life with two power modes, built-in lithium secondary medium volume with 8 hours of playback capability. pure music, perfect to enjoy, good fidelity sound, stereo speakers, built-in resonance radiator device, equipped with high efficiency power amplifier, super low frequency dynamic bass-rich, flexible, achieve a more shocking extremely super bass effect.
wireless version: 4.1;

support: a2dp v1.3, avrcp v1.5, hfp v1.6 and hsp v.1.2;

transducer: 2x40mm + 1x55mm

output power: 2x8w + 1x14w

frequency response: 65hz-20khz;

signal to noise ratio: = 80db;

battery type: lithium ion polymer (3.7v, 4000mah);

power source: 5v / 2.3a;

usb charging: 5v / 2a (max);

music6.