inputs.text: works well could improved couple areas - received breett bluetooth music receiver primarily use mini amp speaker setup living room also bluetooth receiver car playing music taking calls works great playing music could improved couple areas using phone callsfeatures1 bluetooth v30 range 33 feet2 built rechargeable battery 8 hours music playback continuous music playback connected usb charger3 multifunction button top onoff answerdeclinehang up4 multifunction buttons side short press song forward song backward hold buttons adjust volume volume separate smartphone5 unit features microphone used talking phone bluetooth receiver call comes ringing comes phone answered person line comes car speakers microphone breett used6 50mm x 255mm x 11mm sizeincluded1 bluetooth receiver2 32\\ micro usb charging cable3 4 35mm audio cable4 35mm male male adapter use car mini amppros1 internal rechargeable battery supports 8 hours music playback along able connect bluetooth receiver power source continuous playback great combination especially taking long road trip2 compact size measuring 50mm x 255mm x 11mm3 supports song forward song backward volume adjustments4 comes different connection options 35mm audio cable 35mm male male adapterneutral1 bluetooth range 33 accurate long direct line sight enough range use vehicle living room using bluetooth receiver home signal travel wall sound cut get closer 33 range2 user manual straightforward covers everything minus charging charging multifunction power button turns orange done charging goes offcons1 using bluetooth receiver phone calls persons voice line faint significantly quieter music playing volume also bluetooth volume turned way smartphone worth noting voice sounds fine end call2 feels cheaply made receiver piece something caught multifunction power button led light therefore blocking part light3 would liked separate buttons power phone calls audible indiction call declined hold button 5 seconds power onoff turning bluetooth receiver onoff 4 note sound comes speakers short press button answer call hold button 2 seconds decline call declining call no audible indiction holding button declined call wait see music starts back someone says \\hello\\ side case didnt hold long enough sometimes ive held button long bluetooth receiver turned offsummaryi like bluetooth receiver continue primarily use mini amp living room works great purpose mini amp much usable bluetooth receiver connected audio since bluetooth receiver compact features internal rechargeable battery comes 35mm male male adapter mini amp area less cluttered devices cables looking make receive calls breett okay cons pointed recommend inexpensive option car primarily using breett bluetooth music receiver music think good optionnote product sample provided seller exchange fair unbiased reviewsive option car primarily using breett bluetooth music receiver music think good optionnote product sample provided seller exchange fair unbiased review