Wirelessly connect to different types of devices with this Jensen Bluetooth Wireless Stereo Speaker featuring a portable speaker with an auxiliary input jack for connecting your iPod, mo3 player or other digital audio player. Speaker has a built-in microphone, hands-free speakerphone and built-in rechargeable battery. Enhanced data rate (edr) provides faster and improved performance. Ring shape allows for easy carrying. Compatible with Bluetooth enabled devices. Measures approximately 7.25" x 6.5". Comes packaged in a hanging box. Box measures approximately 8.75" x 5" x 7.75".