Exceptional sound quality and powerful performance easily integrate into minimalist setups with a wide variety of connections. Light Footprint, Major Connectivity This micro-size hi-fi amplifier will integrate perfectly into smaller listening spaces. Popular audiophile connectivity options include CD Player, tape decks, turntables, and more. State-of-the-art Circuitry TEAC products are56 (11.2 MHz) native playback and pulse-code modulation (PCM) 384kHz/32-bit high-resolution so built by and for audiophiles. The AI-303’s ESS Saber 32-bit digital-to-analog convertor (DAC) allows for DSD2und sources. With full MQA decoder built-in, your highest res file formats such as FLAC and WAV will playback with all the quality and depth of the original recording. The Best for Bluetooth® Streaming Experience the highest sound quality with wireless playback compatible via Bluetooth Qualcomm® aptX HD™, LDAC™ and LHDC codecs. The AI-303 supports multipoint connection for two-source device pairing, and memory capacity for up to eight devices. High Efficiency Class-D Amplification Fitted with a 50W + 50W Class-D power amplifier module manufactured by Ncore and fine-tuned by TEAC engineers, the AI-303 reduces distortion while packing tremendous power in a compact design. For Audiophiles…Who Still Binge-watch Because we know minimalist spaces are often multifunctional, the AI-303 also includes an HDMI port for eARC/ARC connections. Connect to your TV, Klipsch in-wall speakers, sound bar, etc. and control everything through your TV remote. Crossfeed Control for Hi-fi Headphone Use With a dedicated headphone amplifier and crossfeed knob, you can customize your listening experience by separating sound in your headphones. A great way to experiment and enjoy both stereo and mono at your leisure, all through one device. Metal Chassis, Minimal Resonance Skip the plastic. Full metal housing provides both excellent vibration control and a sharp, classic look. TEAC sources high-quality metal componentry for minimal resonance and the cleanest sound. Product Specifications Amplifier section Rated output 25W + 25W (LINE IN, 1kHz, 8Ω, THD 0.03%, JEITA )50W + 50W (LINE IN, 1kHz, 4Ω, THD 0.03%, JEITA ) Digital audio inputs COAXIAL Connector RCA × 1 Supported samplign frequency LPCM 32k / 44.1k / 48k / 88.2k / 96k / 176.4k / 192kHz, 16 / 24bit DSD 2.8MHz (in 176.4kHz/24bit DoP format) OPTICAL Connector TOS-link × 1 Supported sampling frequency LPCM 32k / 44.1k / 48k / 88.2k / 96k / 176.4k / 192kHz, 16 / 24bit DSD 2.8MHz (in 176.4kHz/24bit DoP format) USB Connector USB Type-C × 1 (USB2.0 complied) Supported sampling frequency LPCM 44.1k / 48k / 88.2k / 96k / 176.4k / 192k / 352.8k / 384kHz, 16 / 24 / 32bit DSD 2.8M / 5.6M / 11.2MHz HDMI Connector HDMI Type-A × 1 Supported formats ARC/eARC 192kHz, 24bit (PCM) Analog audio inputs LINE Connector RCA × 2 pairs Input impedance 10kΩ Bluetooth® section Version 4.2 Class Class2 (range: approx. 10m / 33ft.) Supported profile A2DP, AVRCP Supported codec LDAC, LHDC, Qualcomm® aptX™ HD audio, Qualcomm® aptX™ audio, AAC, SBC A2DP contents protection SCMS-T Number of paring memory Max. 8 dvices Multi-point connection Max. 2 dvices Speaker output Connectors Screw type × 1 pair (compatible with Banana plug) Compatible speaker impedance 4Ω to 8Ω Headphone output Connector 3.5mm 4-pole Stereo mini × 1 Pin assignment Tip: L+, Ring: R+, Ring: L–, Sleeve: R– Rated output power 220mW + 220mW (LINE IN, 32Ω, 1kHz, THD 1%, JEITA) THD 0.006 % (LINE IN, 32Ω, 1kHz, 50mW, JEITA) Power AC 100 - 240V, 50/60Hz Power consumption 63W Overall dimensions (W×H×D) 215 × 61 × 257 mm (including protrusion) Weight 2.3kg Included accessories Power cord, Remote control (RC-1337) , AAA batteries × 2, Owner's manual, Warranty * RoHS complied* Design and specifications subject to chnge without notice. Audio performance Frequency response 2 to 70kHz (LINE IN, –5dB, JEITA) THD 0.008% (LINE IN, 20Hz to 20kHz, 4Ω, 6.25W, JEITA)0.004% (LINE IN, 1kHz, 4Ω, 6.25W, JEITA) S/N ratio 100dB (LINE IN, JEITA)