• One-touch connection (NFC)
• BLUETOOTH Ver. 3.0
• Compatible BLUETOOTH profile^*1: A2DP, AVRCP, HFP, HSP
• By connecting the speaker with a smartphone via BLUETOOTH, you can talk hands-free using the built-in microphone and speaker.
• “Noise suppression” and “Echo cancellation” enable phone calls with high-quality sound.

  Noise suppression: Noise picked up by the speaker is suppressed, so the caller will hear your voice with less noise.

  Echo cancellation: By reducing sound from the speaker picked up by the speaker microphone, echoes generated by the caller’s phone will be suppressed.

• You can enjoy up to about 12 hours^*2 of continuous wireless music playback with the built-in lithium ion rechargeable battery.
• External input jack: AUDIO IN
• Strap supplied
• Charging the speaker by connecting to a computer/AC outlet^*3 with the micro-USB cable supplied
• By connecting two SRS-X11 speakers via BLUETOOTH, you can select audio reproduction between the stereo mode (stereo sound) and double mode (monaural sound).

^*1BLUETOOTH standard profiles indicate the purpose of BLUETOOTH communication between devices.

^*2The battery life may vary depending on the ambient temperature or conditions of use. The method of estimating the battery life has been changed since 2015.

^*3Requires a USB AC adaptor (commercially-available).