This Pro-Ject Stereo Box S2 BT amplifier is the same size as the phono stages of the range Box DC of the brand Pro-Ject. It delivers a type D voltage of 2 x 37 watts at 4 ohms or 2 x 25 watts at 8 ohms.
Pro-Ject Stereo Box S2 BT: front panel
Its robust metal and aluminium casing protects it against electromagnetic interferences and vibrations.
On the front panel of Stereo Box S2 BT, there is a push button which enables you to select diverse inputs. The inputs 1 and 2 are line inputs and the 3rd input is Bluetooth.
A large button is used to adjust the volume.
Pro-Ject Stereo Box S2 BT: back panel
On the back panel, there are 2 different outputs. The first output serves to connect passive loudspeakers such as the Pro-Ject Speaker Box 5 Bookshelf Speakers. The second is a variable output which serves to connect another amplifier or an amplified speaker.
This Pro-Ject Stereo Box S2 BT amplifier has 2 plated gold RCA line inputs which enable to connect diverse sources such as a phono preamplifier, a CD player, a tuner, or even your TV.
Pro-Ject Stereo Box S2 BT: accessories
An antenna is included for a better Bluetooth connection.
This Pro-Ject Stereo Box S2 BT amplifier comes with a remote control enabling you to control it from distance.
Output level: 2x 25W at 8 Ohms, 2x 37W at 4 Ohms
Frequency response: 5Hz to 20 Khz (+/-0,-1.5dB)
Signal-to-noise ratio: > 90 dB
THD: <0,09% at 17W
Gain: 32 dB
Input sensitivity: 350 mV
Input impedance: 50 Kohms
Variable output: Stereo 3.5 mm jack
Line Inputs: 2 x RCA
Bluetooth version: 2.1 + EDR
Bluetooth: aptX, A2DP
Bluetooth range: 10m
Consumption: 3A DC
Consumption in standby: <1W
Remote control battery: 1 x CR2032 / 3V or 1x CR2025 / 3V
Dimensions: 103 x 37 x 129 mm