The Wolfson Audio Card, produced in collaboration with Wolfson, the premier mixed-signal semiconductor and audio solutions company, offers Raspberry Pi® users similar flexibility to a PC soundcard to capture audio alongside their camera, and experiment with stereo digital capture and playback.
Bluetooth module is designed for product design of Bluetooth speakers. Has the characteristics of high integration, small size, just with a few external components will be able to achieve its powerful features. With A2DP, AVRCP transmission and remote control protocol any Bluetooth audio device (such as: Bluetooth-enabled mobile phone, computer Bluetooth...
8 cm (3.3") HiFi fullrange driver. Linear frequency response between 200 and 20000 Hz. Suitable for sur-round effect speakers, mini sub/sat systems. Due to the small size very suitable for model construction and as control speaker for electronic devices.
5 cm (2") miniature speaker with a plastic basket and plastic diaphragm. Broad frequency response and good voice reproduction. Particularly well suited to outdoor applications and where ambient conditions are generally unfavourable (e.g. high humidity).
This Passive Piezoelectric Type Buzzer is made of plastic, very eye catching colors. It can generate sound over 110DBA(!), so do not make it close to your ears when you test the buzzer. Includes build-in signal generator, just power on 6-12V and it will scream out loud.
Caution: may cause damage to human ears, security use only.