Product Description
Adastra STA40-WIFI Amplifier with Adastra AD-SL6 Ceiling Speakers
The set consists of:
Adastra STA40-WIFI Internet Streaming Amplifier 2×20 RMS
Small Class-D amplifier delivering 2 x 20W of power with WiFi streaming capability. Controlled by an Android or iOS smartphone, the STA40-WIFI is compatible with freely available apps to stream music and podcasts directly from your local wireless network. Wireless streaming of tracks and playlists stored on a smart phone can be sent over a direct wireless link or over the local network, offering much greater range than a Bluetooth connection. Built-in internet radio offers high-quality digital audio from almost any online radio station or podcast available around the world. Subscription services can store online playlists that can be streamed directly from the Internet without requiring the smartphone to be connected to the network. A line input is selectable for connection to a TV, CD, DVD or other player if required. It provides a versatile background music solution for continuous music playback from internet services with smart phone control for bars, cafes, restaurants, receptions and parties.
Efficient class-D amplifier 2 x 20W
Built-in WiFi module
Smart phone control via WiFi
Compatible with Android & iOS apps
Playback for Internet radio and subscription services
Characteristics:
Power supply 24Vdc, 2910mA (transformer included)
Amplifier: Class-D
Output power: RMS 2 x 20W @ 8 Ohms
Load resistance 8 or 16 Ohms
Speaker: outputs L + R 4mm binding posts
MediaTek MT7688 580 MHz processor
Wireless connection 802.11b/g/n WiFi standard (up to 300Mbps)
Sampling format 192 kHz, 24-bit maximum.
Audio source Wi-Fi receiver or Line in (RCA)
Audio output: Stereo output (3.5mm jack)
Dimensions: 150 x 135 x 48 mm
Weight: 610g
Adastra SL6 Recessed Ceiling Speaker 6.5” 40W RMS White (Pair)
High-quality ceiling speaker, which features a hi-flex polypropylene cone for extended low frequency response, and a mylar tweeter unit for accurate HF reproduction. Its special design with flared wave-guide baffle helps to better disperse the sound, resulting in wider coverage of the space. Finally, the high-quality frequency filter gives precision in their separation, while the twist-fit cover allows quick and easy installation of the speaker.
Efficient 2-way crossover network.
Gold-plated spring terminals.
Elegant and discreet.
Illuminated aperture for wide dispersion.
3 dog-ear bases
Characteristics:
Resistance: 8 ohms
Diffusion angle: 160°
Woofer 165mmØ (6.5″) PP cone
Tweeter 12mmØ (0.5″) mylar dome
Crossover Frequency: 4.5kHz
Frequency response: 40Hz – 20kHz
RMS power: 40W
Cutting diameter: 204mmØ
Support depth: 102mm
SPL @ 1W/1m: 89dB
Piece dimensions: 102 x 232mmØ
Piece weight: 1.5kg