Motorola ELITE SLIVER Bluetooth Headset - Retail Packaging - Black Mono Bluetooth headset with increased clarity and richer sound fromHD Audio Plus with true wideband audio MotoSpeak app from Android Market allows you to dictate texts hands-free as well as hear your text messages Listen to music and audio from your phone with embedded A2DP Bluetooth profile Charging carry case re-charges your ELITE SLIVER to talk up to 15 hours (35 days standby time) before you plug the case back in Mono Bluetooth headset with increased clarity and richer sound fromHD Audio Plus with true wideband audio Comes with a portable carrying case that's also a charger . It is designed totally different that other bluetooth headsets and also does not charge thru a wire only through the charge. The original charger must be used MotoSpeak app from Android Market allows you to dictate texts hands-free as well as hear your text messages Listen to music and audio from your phone with embedded A2DP Bluetooth profile Up to 15 hours of talk time, up to 840 hours (35 days) of standby time