Making a Bluetooth Rotary Phone part 21 December 12, 2013 / grmrgecko / 0 Comments I hooked up the speaker and amplifier last night to test the bluetooth board, and it works. Pretty loud. https://plus.google.com/+JamesColeman/posts/Yvq4d2i2qTg?pid=5956530417068648258&oid=104359338500189725198 Uncategorized Previous post Making a Bluetooth Rotary Phone part 20 Next post Making a Bluetooth Rotary Phone part 22 Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment Name * Email * Website Notify me of follow-up comments by email. Notify me of new posts by email.