JENSEN SMPS-640 Water-resistant Bluetooth Speaker with Hanging Strap and Rechargeable Battery Bluetooth 4.0 - Supports A2DP, AVRCP, HFP, Bluetooth Secure Simple Pairing (SSP) Using NFC for Easy Pairing Water Resistant Built-in Mylar Speaker and Microphone, Digital Volume Control Hands-free Speakerphone with Built-in Microphone for your Bluetooth Enabled Phone S-hook - Hangs from Shower Head or Curtain Rod Power: Built-in Rechargeable Lithium Battery with USB Charger Cable (included)