This is a new, unopened product. The Fender Mustang Micro Plus is an evolved version of the Mustang Micro, a super-compact guitar amplifier with 25 built-in amp and effect models. It allows you to edit and save 100 presets and features a built-in tuner and display. Bluetooth audio streaming allows for real-time jam sessions. MustangTM Series Digital Amplifier Control Panel: Buttons: Preset (-/+), EQ (-/+), Effects (-/+), Modify (-/+), Tap Tuner, Save; Master Volume Input: Built-in 1/4" plug Headphone Jack: 1/8" stereo Headphone Impedance Gain, Volume, Voice, Treble, Bass, Modify, FX Select Operating Range: 16Ω or more Output Power: 30mW/channel Connectivity: BluetoothR and USB Battery Type: Rechargeable Lithium-ion Battery Life: 4 hours (high volume), up to 6 hours (low volume) Dimensions: 8 cm (H) x 3.81 cm (W) x 3.07 cm (D) Weight: Approximately 54g Included Accessories: Power cable, USB-C cable