Raspberry Pi Zero W Microcontroller Development Board; Bluetooth

Raspberry Pi Pico W board

Raspberry Pi Zero W Microcontroller Development Board; Bluetooth 4.1; 1GHz single-core CPU; 512MB RAM; Mini HDMI and USB - Micro Center

China Low Price Raspberry Pi Zero W Wireless Wifi Bluetooth Board - Quotation - GNS COMPONENTS

RPI0 Raspberry Pi Zero W Wireless Pi 0 with WIFI and Bluetooth 4.1 1GHz CPU 512MB RAM,1GHz ARM11 single-core processor - AliExpress

ESP32 One, mini Development Board with WiFi / Bluetooth + Camera (WS-19186)

Raspberry Pi Zero W, Built-In WiFi And Bluetooth. Broadcom BCM2835, 1GHz ARM11 single-core. 512MB LPDDR2 SDRAM 2.4GHz IEEE 802.11 b/g/n wireless LAN,

Built-in WiFi and Bluetooth Pi Zero WH, Zero WH Package Comes with Raspberry Pi Zero W with 40PIN Pre-Soldered GPIO Headers +Mini HDMI to HDMI Adapter

Compact Linux Development Board: Equipped with a 1GHz ARM Cortex-A7 processor supporting Raspberry Pi OS, with a size of only 65mm x 30mm x 5mm

Raspberry Pi Zero WH, WiFi/Bluetooth 4.1, Bluetooth Low Energy, HAT Compatible 40-pin Header, CSI Camera Connector, USRT, SPI, I2C, with headers

NEW Raspberry Pi Zero Wireless - $10 with WiFi + Bluetooth!

Building a Bluetooth DAC with Raspberry Pi Zero W – Page Fault Blog